Present invention provides a tread (1) for a tire provided with a plurality of grooves (3) and a plurality of contact elements (4), each the contact elements having an incision density DLN when the tread being new and an incision density DLL) when the tread being worn to a predetermined remaining tread depth, the incision density DLN being greater than or equal to the incision density DLL) at thepredetermined remaining tread depth, and the incision density DLN being greater than the incision density DLL) at a level of a tread wear indicator (8), the tread comprising at least two rubber layerslaminated in radial orientation, the rubber layers comprising a cap rubber layer (6) and a base rubber layer (7) provided radially inward of the cap rubber layer, a rubber composition constituting the base rubber layer comprises solid particles, and the cap rubber layer is devoid of said solid particles.

    本发明提供了一种轮胎的胎面(1),其设有多个花纹沟(3)和多个接触元件(4),每个接触元件具有当胎面崭新时的切口密度DLN和当胎面被磨损至预定剩余胎面深度时的切口密度DLL),所述切口密度DLN大于或等于所述预定剩余胎面深度处的切口密度DLL),并且所述切口密度DLN大于胎面磨损指示器(8)的水平处的切口密度DLL),所述胎面包括沿着径向方向层叠的至少两个橡胶层,所述橡胶层包括盖部橡胶层(6)和在径向上设置于所述盖部橡胶层的内侧的基部橡胶层(7),构成所述基部橡胶层的橡胶组合物包括实心颗粒,所述盖部橡胶层不含所述实心颗粒。


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    Titel :

    Tread for a tire for long lasting performance


    Weitere Titelangaben:

    持久性能轮胎的胎面


    Beteiligte:
    UCHIDA TOMOTAKE (Autor:in) / SAKURADA TOMOYA (Autor:in)

    Erscheinungsdatum :

    14.07.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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